Výsledky vyhledávání - "Szymon Z, Konieczka"

Innovative Syntheses of Cyano(fluoro)borates: Catalytic Cyanation, Electrochemical and Electrophilic Fluorination

Autor: Lisa A. Bischoff, Johannes Landmann, Philipp T. Hennig, Nikolai V. Ignat'ev, Michael Drisch, Jan A. P. Sprenger, Michael Hailmann, Maik Finze, Szymon Z. Konieczka, Raphael Wirthensohn

Publikováno v: Chemistry (Weinheim an Der Bergstrasse, Germany)

Different types of high‐yield, easily scalable syntheses for cyano(fluoro)borates Kt[BFn(CN)4−n] (n=0–2) (Kt=cation), which are versatile building blocks for materials applications and chemical synthesis, have been developed. Tetrafluoroborates

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::07560a6d2d3ccf4c9c3aec61abb83aeb
http://europepmc.org/articles/PMC7540003

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Properties of perhalogenated {closo-B10} and {closo-B11} multiply charged anions and a critical comparison with {closo-B12} in the gas and the condensed phase

Autor: Sotiris S. Xantheas, Szymon Z. Konieczka, Christoph Kerpen, Gao-Lei Hou, Michael Deckert, Julia Laskin, Grant E. Johnson, Edoardo Aprà, Thomas Schäfer, Maik Finze, Zheng Yang, Xue-Bin Wang, Fabian Keppner, Eric J. Bylaska, Jonas Warneke

Publikováno v: Physical Chemistry Chemical Physics. 21:5903-5915

closo-Borate anions [closo-BnXn]2− are part of the most famous textbook examples of polyhedral compounds. Substantial differences in their reactivity and interactions with other compounds depending on the substituent X and cluster size n have been

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::1f909fb1d5e6f0bd4dba5504338b16b7
https://doi.org/10.1039/c8cp05313h

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Stepwise Introduction of Cyano Groups intonido- andcloso-Undecaborate Clusters

Autor: Christoph Kerpen, Florian Schlüter, Maik Finze, Christoph Sindorf, Szymon Z. Konieczka, Eduard Bernhardt

Publikováno v: Chemistry - A European Journal. 24:3528-3538

Eleven-vertex closo and nido boron clusters with one or two exo-cyano groups were obtained by a series of consecutive cage-opening and cage-closure reactions starting from K2 [closo-B11 H11 ] (K2 1). In the first step, K2 1 reacts with KCN in water a

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::be4752b68f91ffc42f0a4b54fd2fcc16
https://doi.org/10.1002/chem.201704860

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Properties of perhalogenated {closo-B

Autor: Jonas, Warneke, Szymon Z, Konieczka, Gao-Lei, Hou, Edoardo, Aprà, Christoph, Kerpen, Fabian, Keppner, Thomas C, Schäfer, Michael, Deckert, Zheng, Yang, Eric J, Bylaska, Grant E, Johnson, Julia, Laskin, Sotiris S, Xantheas, Xue-Bin, Wang, Maik, Finze

Publikováno v: Physical chemistry chemical physics : PCCP. 21(11)

closo-Borate anions [closo-BnXn]2- are part of the most famous textbook examples of polyhedral compounds. Substantial differences in their reactivity and interactions with other compounds depending on the substituent X and cluster size n have been re

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=pmid________::04582f718fe25bdb07a73d1736086e3d
https://pubmed.ncbi.nlm.nih.gov/30515490

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N , N′ ‐Bis(trifluoromethylsulfonyl)oxamidates: Synthesis and Thermal, Electrochemical, Spectroscopic, and Structural Properties

Autor: Walter Frank, Nikolai V. Ignat'ev, Maik Finze, Michael Drisch, Klaus-Dieter Dr Franz, Guido J. Reiss, Franziska A. Brede, Szymon Z. Konieczka, Jan A. P. Sprenger, Christoph Kerpen

Publikováno v: European Journal of Inorganic Chemistry. 2015:5639-5649

Salts of the N,N′-bis(trifluoromethylsulfonyl)oxamidate dianion (12–) were obtained by deprotonation of the oxamide {CF3SO2NHC(O)}2 (H21) with triethylamine, tri-n-octylamine, 1-methylimidazole (MIM), and lithium hydride in yields of 61–92 %. T

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::cee7fef945fcb801a94d514d6589500e
https://doi.org/10.1002/ejic.201500850

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Carba-closo-dodecaborate Anions with Two Functional Groups: [1-R-12-HC≡C-closo-1-CB11H10]− (R = CN, NC, CO2H, C(O)NH2, NHC(O)H)

Autor: Guido J. Reiss, Jochen Löblein, Alexander Himmelspach, Szymon Z. Konieczka, Michael Hailmann, Maik Finze

Publikováno v: Inorganic Chemistry. 53:9385-9399

Disubstituted carba-closo-dodecaborate anions with one functional group bonded to the cluster carbon atom and one ethynyl group bonded to the antipodal boron atom were synthesized from easily accessible {closo-1-CB11} clusters. [Et4N][1-NC-12-HC≡C-

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::faac0ddb1dc8441a0a54577b2768d113
https://doi.org/10.1021/ic501526g

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Polyfluorinated carba-closo-dodecaboranes with amino and ammonio substituents bonded to boron

Autor: Michael Hailmann, Maik Finze, Katharina Edkins, Michael Drisch, Szymon Z. Konieczka

Publikováno v: Dalton transactions (Cambridge, England : 2003). 44(45)

The inner salts x-H3N-closo-1-CB11H11 (x = 12, 2) and 7-H3N-12-F-closo-1-CB11H11 were fluorinated with elemental fluorine in anhydrous hydrogen fluoride to give the B-perfluorinated ammonio derivatives 1-H-x-H3N-closo-1-CB11F10 (x = 12, 7, 2). Deprot

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::5401bb11735e9b94a7831d5b956a2495
https://pubmed.ncbi.nlm.nih.gov/26172122

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Carba-closo-dodecaborate anions with two functional groups: [1-R-12-HC≡C-closo-1-CB₁₁H₁₀]⁻ (R = CN, NC, CO₂H, C(O)NH₂, NHC(O)H)

Autor: Michael, Hailmann, Szymon Z, Konieczka, Alexander, Himmelspach, Jochen, Löblein, Guido J, Reiss, Maik, Finze

Publikováno v: Inorganic chemistry. 53(17)

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=pmid________::ac1c970527f899ab0678ecf27a1c0730
https://pubmed.ncbi.nlm.nih.gov/25140733

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